@deftypefun {int} {gnutls_psk_set_server_credentials_hint} (gnutls_psk_server_credentials_t @var{res}, const char * @var{hint})
@var{res}: is a @code{gnutls_psk_server_credentials_t} type.
@var{hint}: is the PSK identity hint string
This function sets the identity hint, in a
@code{gnutls_psk_server_credentials_t} type. This hint is sent to
the client to help it chose a good PSK credential (i.e., username
and password).
@strong{Returns:} On success, @code{GNUTLS_E_SUCCESS} (0) is returned, otherwise
an error code is returned.
@strong{Since:} 2.4.0
@end deftypefun